"My listeners are so used to me playing pranks that they're probably going to think this is just another one," he joked, after announcing he was set to take to the floor, adding: "It's not, I really am doing this!"

(Photo: PA)

He said he was "honoured" to be part of the biggest show on TV and hoped it could be the start of a new skill for him.

Scott explained: "When I was younger, my nan danced the foxtrot and waltz and it would be great for me to learn those dances, but I will be out of my comfort zone.